Enable.php

<?php

declare(strict_types=1);

/**
 * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
 * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
 * SPDX-License-Identifier: AGPL-3.0-only
 */
namespace OC\Core\Command\Encryption;

use OCP\Encryption\IManager;
use OCP\Exceptions\AppConfigTypeConflictException;
use OCP\IAppConfig;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

class Enable extends Command {
	public function __construct(
		protected IAppConfig $appConfig,
		protected IManager $encryptionManager,
	) {
		parent::__construct();
	}

	#[\Override]
	protected function configure() {
		$this
			->setName('encryption:enable')
			->setDescription('Enable encryption')
		;
	}

	#[\Override]
	protected function execute(InputInterface $input, OutputInterface $output): int {
		try {
			$isEnabled = $this->appConfig->getValueBool('core', 'encryption_enabled', false);
		} catch (AppConfigTypeConflictException) {
			$raw = $this->appConfig->getValueString('core', 'encryption_enabled', 'no');
			$isEnabled = in_array(strtolower(trim($raw)), ['1', 'true', 'yes', 'on'], true);
		}

		if ($isEnabled) {
			$output->writeln('Encryption is already enabled');
		} else {
			try {
				$this->appConfig->setValueBool('core', 'encryption_enabled', true);
			} catch (AppConfigTypeConflictException) {
				$this->appConfig->setValueString('core', 'encryption_enabled', 'yes');
			}
			$output->writeln('<info>Encryption enabled</info>');
		}
		$output->writeln('');

		$modules = $this->encryptionManager->getEncryptionModules();
		if (empty($modules)) {
			$output->writeln('<error>No encryption module is loaded</error>');
			return 1;
		}
		$defaultModule = $this->appConfig->getValueString('core', 'default_encryption_module', '');
		if ($defaultModule === '') {
			$output->writeln('<error>No default module is set</error>');
			return 1;
		}
		if (!isset($modules[$defaultModule])) {
			$output->writeln('<error>The current default module does not exist: ' . $defaultModule . '</error>');
			return 1;
		}
		$output->writeln('Default module: ' . $defaultModule);

		return 0;
	}
}